function XForms_secret(params){
  XForms_Core.call(this, params);
  var binding = this.getBinding();
  var control = this;
  if(this.$element){
    this.$element.val(this.getValue());
    this.$element.change(function(){
      control.setValue($(this).val());
    });
  }
   this.onRefresh=function(){
    this.$element.val(this.getValue());
  }
}